Medium temperature and moderate pressure based Cavity Filled Ball Valve has been designed as per ASTM specifications. Port size of this accessory ranges between Â¼ inch to 2 inch. This valve is used as integral part of gas, oil, water and acid transferring pipelines. Provided Cavity Filled Ball Valve comprises of pressure balance hole located inside its ball slot and blow out protected stem. Entire structure and caps of this product are made by following investment casting technology. Threading design of this product conforms to BSPP/NPT/DIN norms. Operating temperature of this product ranges between -20 degree C to 180 degree C.